Merge "Replace com.android.internal.util.Preconditions.checkNotNull with...

import java.util.ArrayList;

import java.util.Iterator;

import java.util.List;

import java.util.Objects;

/**

 * SystemService wrapper for the PrintManager implementation. Publishes

        @Override

        public Bundle print(String printJobName, IPrintDocumentAdapter adapter,

                PrintAttributes attributes, String packageName, int appId, int userId) {

            adapter = Preconditions.checkNotNull(adapter);

            Objects.requireNonNull(adapter);

            if (!isPrintingEnabled()) {

                CharSequence disabledMessage = null;

                DevicePolicyManagerInternal dpmi =

        @Override

        public Icon getCustomPrinterIcon(PrinterId printerId, int userId) {

            printerId = Preconditions.checkNotNull(printerId);

            Objects.requireNonNull(printerId);

            final int resolvedUserId = resolveCallingUserEnforcingPermissions(userId);

            final UserState userState;

                return;

            }

            service = Preconditions.checkNotNull(service);

            Objects.requireNonNull(service);

            final UserState userState;

            synchronized (mLock) {

        @Override

        public void createPrinterDiscoverySession(IPrinterDiscoveryObserver observer,

                int userId) {

            observer = Preconditions.checkNotNull(observer);

            Objects.requireNonNull(observer);

            final int resolvedUserId = resolveCallingUserEnforcingPermissions(userId);

            final UserState userState;

        @Override

        public void destroyPrinterDiscoverySession(IPrinterDiscoveryObserver observer,

                int userId) {

            observer = Preconditions.checkNotNull(observer);

            Objects.requireNonNull(observer);

            final int resolvedUserId = resolveCallingUserEnforcingPermissions(userId);

            final UserState userState;

        @Override

        public void startPrinterDiscovery(IPrinterDiscoveryObserver observer,

                List<PrinterId> priorityList, int userId) {

            observer = Preconditions.checkNotNull(observer);

            Objects.requireNonNull(observer);

            if (priorityList != null) {

                priorityList = Preconditions.checkCollectionElementsNotNull(priorityList,

                        "PrinterId");

        @Override

        public void stopPrinterDiscovery(IPrinterDiscoveryObserver observer, int userId) {

            observer = Preconditions.checkNotNull(observer);

            Objects.requireNonNull(observer);

            final int resolvedUserId = resolveCallingUserEnforcingPermissions(userId);

            final UserState userState;

        @Override

        public void startPrinterStateTracking(PrinterId printerId, int userId) {

            printerId = Preconditions.checkNotNull(printerId);

            Objects.requireNonNull(printerId);

            final int resolvedUserId = resolveCallingUserEnforcingPermissions(userId);

            final UserState userState;

        @Override

        public void stopPrinterStateTracking(PrinterId printerId, int userId) {

            printerId = Preconditions.checkNotNull(printerId);

            Objects.requireNonNull(printerId);

            final int resolvedUserId = resolveCallingUserEnforcingPermissions(userId);

            final UserState userState;

        @Override

        public void addPrintJobStateChangeListener(IPrintJobStateChangeListener listener,

                int appId, int userId) throws RemoteException {

            listener = Preconditions.checkNotNull(listener);

            Objects.requireNonNull(listener);

            final int resolvedUserId = resolveCallingUserEnforcingPermissions(userId);

            final int resolvedAppId;

        @Override

        public void removePrintJobStateChangeListener(IPrintJobStateChangeListener listener,

                int userId) {

            listener = Preconditions.checkNotNull(listener);

            Objects.requireNonNull(listener);

            final int resolvedUserId = resolveCallingUserEnforcingPermissions(userId);

            final UserState userState;

        @Override

        public void addPrintServicesChangeListener(IPrintServicesChangeListener listener,

                int userId) throws RemoteException {

            listener = Preconditions.checkNotNull(listener);

            Objects.requireNonNull(listener);

            mContext.enforceCallingOrSelfPermission(android.Manifest.permission.READ_PRINT_SERVICES,

                    null);

        @Override

        public void removePrintServicesChangeListener(IPrintServicesChangeListener listener,

                int userId) {

            listener = Preconditions.checkNotNull(listener);

            Objects.requireNonNull(listener);

            mContext.enforceCallingOrSelfPermission(android.Manifest.permission.READ_PRINT_SERVICES,

                    null);

        public void addPrintServiceRecommendationsChangeListener(

                IRecommendationsChangeListener listener, int userId)

                throws RemoteException {

            listener = Preconditions.checkNotNull(listener);

            Objects.requireNonNull(listener);

            mContext.enforceCallingOrSelfPermission(

                    android.Manifest.permission.READ_PRINT_SERVICE_RECOMMENDATIONS, null);

        @Override

        public void removePrintServiceRecommendationsChangeListener(

                IRecommendationsChangeListener listener, int userId) {

            listener = Preconditions.checkNotNull(listener);

            Objects.requireNonNull(listener);

            mContext.enforceCallingOrSelfPermission(

                    android.Manifest.permission.READ_PRINT_SERVICE_RECOMMENDATIONS, null);

        @Override

        public void dump(FileDescriptor fd, PrintWriter pw, String[] args) {

            fd = Preconditions.checkNotNull(fd);

            Objects.requireNonNull(fd);

            if (!DumpUtils.checkDumpPermission(mContext, LOG_TAG, pw)) return;